.\" Copyright (c) 2011 Kai Wang
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.Dd August 26, 2011
.Os
.Dt DWARF_ADD_AT_PRODUCER 3
.Sh NAME
.Nm dwarf_add_AT_producer
.Nd create DW_AT_producer attribute
.Sh LIBRARY
.Lb libdwarf
.Sh SYNOPSIS
.In libdwarf.h
.Ft Dwarf_P_Attribute
.Fo dwarf_add_AT_producer
.Fa "Dwarf_P_Die die"
.Fa "char *producer"
.Fa "Dwarf_Error *err"
.Fc
.Sh DESCRIPTION
Function
.Fn dwarf_add_AT_producer
creates a
.Dv DW_AT_producer
attribute and attach it to the debugging information entry referenced by
argument
.Ar die .
.Pp
Argument
.Ar die
should reference a debugging information entry allocated using
.Xr dwarf_new_die 3 .
.Pp
Argument
.Ar producer
should point to a NUL-terminated string which will become the value of
the created attribute.
.Pp
If argument
.Ar err
is not NULL, it will be used to store error information in case
of an error.
.Sh RETURN VALUES
On success, function
.Fn dwarf_add_AT_producer
returns the created attribute descriptor.
In case of an error, function
.Fn dwarf_add_AT_producer
returns
.Dv DW_DLV_BADADDR
and sets the argument
.Ar err .
.Sh ERRORS
Function
.Fn dwarf_add_AT_producer
can fail with:
.Bl -tag -width ".Bq Er DW_DLE_ARGUMENT"
.It Bq Er DW_DLE_ARGUMENT
Either arguments
.Ar die
or
.Ar producer
was NULL.
.It Bq Er DW_DLE_MEMORY
An out of memory condition was encountered during execution.
.El
.Sh SEE ALSO
.Xr dwarf 3 ,
.Xr dwarf_add_AT_comp_dir 3 ,
.Xr dwarf_add_AT_const_value_string 3 ,
.Xr dwarf_add_AT_name 3 ,
.Xr dwarf_add_AT_string 3 ,
.Xr dwarf_new_die 3
